Home / 562,076.12-842,305.80-242,140.16

Finding the Fourth Proportional to 562,076.12, 842,305.80 and 242,140.16

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Solution

The fourth proportional to 562,076.12, 842,305.80 and 242,140.16 is: 362,861.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,076.12 : 842,305.80 = 242,140.16 : x
  2. Step 2: Convert to fraction form
    562,076.12/842,305.80 = 242,140.16/x
  3. Step 3: Cross multiply
    562,076.12x = 842,305.80 × 242,140.16
  4. Step 4: Simplify right side
    562,076.12x = 203,956,061,180.93
  5. Step 5: Solve for x
    x = 203,956,061,180.93/562,076.12
  6. Step 6: Final answer
    x = 362,861.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.